Dr. Aya Chelh is a materials scientist affiliated with the Faculté des Sciences, Rabat, Morocco, with expertise in computational materials physics and chemistry, particularly first-principles (ab-initio) investigations of functional materials for energy applications. Her research focuses on the structural, elastic, optoelectronic, thermoelectric, and thermodynamic properties of advanced materials, including perovskite oxides relevant to photovoltaics and sustainable energy technologies. She has authored 11 peer-reviewed publications indexed in Scopus, which have received 46 citations, reflecting the growing impact of her work, and holds an h-index of 4. Dr. Chelh actively collaborates with an international network of researchers, contributing to interdisciplinary studies that bridge physics, chemistry, and energy science. Her work supports the development of next-generation materials with potential societal impact in renewable energy, efficiency improvement, and sustainable technological innovation.